A 23-year-old woman presents to her primary care physician with an enlarging neck mass and weight loss. The large mass is seen in the midline of the neck. She has lost 15lb over the past month, feels like her heart is racing, and is always hot. The patient is diagnosed with Graves' disease and started on propylthiouracil. Which of the following is a side effect of propylthiouracil?

A 23-year-old woman presents to her primary care physician with an enlarging neck mass and weight loss. The large mass is seen in the midline of the neck. She has lost 15lb over the past month, feels like her heart is racing, and is always hot. The patient is diagnosed with Graves' disease and started on propylthiouracil. Which of the following is a side effect of propylthiouracil?

A young married couple complains of being unable to conceive after 9 months of unprotected sex. The wife has normal TSH and FSH levels and a normal pelvic exam. They agree to a trial of letrozole to see if they can increase their fecundity. How does letrozole work?

A 57-year-old man with hyperlipidemia presents to the emergency department with severe pain in his first right toe. The pain is a 10 /10 and worse with any contact. The toe is erythematous, inflamed, and warm to touch. Joint aspiration confirms gout. He had an episode of gout about 10 years ago. What medication used to treat his hyperlipidemia may have led to his gout flare?

A 23-year-old healthy man receives an infusion of 100~mL of glucose solution. Which of the following curves would represent his plasma insulin concentration at 2~min after infusion?

A 75-year-old man with metastatic prostate cancer is placed on leuprolide administered monthly in an intramuscular injection. This agent will act at which of the following areas on the succeeding diagram?